You can also use AN0 to read multiple buttons via different resisitor values.
This way, you use one pin and have many buttons; leave all other pins for other jobs.
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You can also use AN0 to read multiple buttons via different resisitor values.
This way, you use one pin and have many buttons; leave all other pins for other jobs.
"If the Earth were a single state, Istanbul would be its capital." Napoleon Bonaparte
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